Which are the two parts of the $PNS$?

The autonomic nervous system affects:

$P$ - The nervous system that relays impulses from the $CNS$ to skeletal muscles.
$Q$ - The nervous system that transmits impulses from the $CNS$ to involuntary organs and smooth muscles of the body.
$\quad\quad\quad P \quad\quad Q$

Which of the following two systems are antagonistic to each other in their action?

The number of cranial nerves in a rabbit/mammal is: (in $pairs$)

$P$ nerve fibers transmit impulses from tissues/organs to the $CNS$ and $Q$ nerve fibers transmit regulatory impulses from the $CNS$ to the concerned peripheral tissues/organs.
$\quad\quad\quad P\quad\quad\quad Q$